The current grid environment sets name as a keyword to find information on services. It lacks machinery understandable semantic information to provide an effective intelligence service.

当前的网格环境将名字作为关键字对服务信息进行查找，缺乏机器可理解的语义信息，难以提供有效的智能服务。

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For better efficiency and accuracy, it needs semantic match between grid services to implement the service discovery, the service query, and the dynamic allocation and replacement of service.

在网格中要实现更加准确有效的服务发现、查询及其动态分配和替换，需要在语法匹配的基础上进一步实现语义匹配。

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